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tools/common_regex.rs: add more docu

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This commit is contained in:
Dietmar Maurer 2019-02-16 12:36:01 +01:00
parent 99be8844c7
commit 95aee7e032
1 changed files with 3 additions and 1 deletions
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4
src/tools/common_regex.rs
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@ -12,10 +12,11 @@ macro_rules! IPV6H16 { () => (r"(?:[0-9a-fA-F]{1,4})") }
#[macro_export]
macro_rules! IPV6LS32 { () => (concat!(r"(?:(?:", IPV4RE!(), "|", IPV6H16!(), ":", IPV6H16!(), "))" )) }
/// Returns the regular expression string to match IPv4 addresses
#[macro_export]
macro_rules! IPV4RE { () => (concat!(r"(?:(?:", IPV4OCTET!(), r"\.){3}", IPV4OCTET!(), ")")) }
/// Returns the regular expression string to match IPv6 addresses
#[macro_export]
macro_rules! IPV6RE { () => (concat!(r"(?:",
r"(?:(?:", r"(?:", IPV6H16!(), r":){6})", IPV6LS32!(), r")|",
@ -29,6 +30,7 @@ macro_rules! IPV6RE { () => (concat!(r"(?:",
r"(?:(?:(?:(?:", IPV6H16!(), r":){0,6}", IPV6H16!(), r")?::", ")))"))
}
/// Returns the regular expression string to match IP addresses (v4 or v6)
#[macro_export]
macro_rules! IPRE { () => (concat!(r"(?:", IPV4RE!(), "|", IPV6RE!(), ")")) }